MicroBioLogics QA/QC Microorganism Preparations in Kwik-Stik* Plus - Streptococcus, pyogen;3261122PK : Pack of 5 A selection of microorganisms commonly used for quality control, education, personnel proficiency programs, and regulatory compliance. A simple hydration step is all that is needed before use. It comes with a selection of microorganism strains and require MicroBioLogics No.:0385X